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<p>Except for boundary conditions in equation (<a href="" class="xref" data-knowl="./knowl/bc.html" title="Equation 7.1.2">(7.1.2)</a>), we also have the other kinds of B.C.’s, such as <span class="process-math">\(y'(x_1) = 0\text{,}\)</span> <span class="process-math">\(y(-L)=y(L)\)</span> etc.<dfn class="terminology">Solution strategy</dfn>:1. Find the general solution; . Use B.C.s to determine <span class="process-math">\(c_1\text{,}\)</span> <span class="process-math">\(c_2\text{.}\)</span></p>
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